vice president joe biden signed the book of condolences. share memories of meeting nelson mandela after he became president. >> bringing blacks and whites together, we won't see this guy's like again. [ singing ] >> vice president joe biden called nelson mandela the most remarkable man i have ever met. barbara lee is part of the delegation traveling to south africa for the memorial for nelson mandela. this is a pick of of lee meeting nelson mandela. lee is the only bay area member of congress traveling to south africa for the vent. >> issues, concerns. new at 5:30 p.m. why pg&e insists there is nothing to worry about. >> human remains discovered in a north bay park. the mystery that has a quiet neighborhood stunned. >> hit runs and highlight as growing problem in one bay area city. >>> breaking news, a roll over accident. the accident is just west of the golden gate bridge -- we have calls out to the chp, we will bring you more details as we get them. news chopper 2 show a number of emergency vehicles on the scene and it appears like one ca